Cornerstone Auto Repr is located at 34 Central Ave, Tarrytown, NY. This business specializes in Auto Repair & Service. Cornerstone Auto Repr is open Mon, 9am-5pm; Tue, 9am-5pm; Wed, 9am-5pm; Thu, 9am-5pm; Fri, 9am-5pm; Sat, Closed; Sun, Closed and accepts All Major Credit Cards, American Express, Cash, Mastercard and Visa.